/* 코웨이공기청정기 — palette_id=4 파인틸 */
:root{
  --accent:#1E4544;
  --accent-soft:#DDECEA;
  --hero-tint:#F0F5F4;
  --text:#121A19;
  --muted:#4F5E5C;
  --line:#DDE5E3;
  --mid1:#D5E3E1; --mid2:#E4EEEC; --mid3:#F0F5F4; --mid4:#F6FAF9;
  --mid5:#E8F1F0; --mid6:#DDECEA; --mid7:#FBFCFC; --mid8:#EEF4F3;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{font-family:"Pretendard Variable",Pretendard,-apple-system,sans-serif;color:var(--text);background:#fff;letter-spacing:-.3px;line-height:1.6;word-break:keep-all;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3{margin:0;font-weight:700;}
ul{margin:0;padding:0;}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px;}

/* ===== HEADER ===== */
header.site-header{position:relative;z-index:200;background:#fff;height:76px;display:flex;align-items:center;border-bottom:1px solid var(--line);}
header .wrap{max-width:1180px;width:100%;display:flex;align-items:center;justify-content:space-between;}
.logo{display:flex;align-items:center;gap:10px;}
.logo-icon{width:34px;height:34px;color:var(--accent);flex-shrink:0;}
.logo-icon svg{display:block;width:100%;height:100%;}
.logo-text{display:flex;flex-direction:column;line-height:1.25;}
.logo-brand{font-size:13px;font-weight:600;color:var(--muted);}
.logo-keyword{font-size:19px;font-weight:700;color:var(--text);}
.nav{display:flex;align-items:center;gap:30px;font-family:"Barlow Condensed",sans-serif;font-size:16px;font-weight:600;letter-spacing:-.035em;text-transform:uppercase;}
.nav a{padding:6px 0;}
.nav-cta{padding:11px 22px;border-radius:999px;background:var(--accent);color:#fff;font-size:15px;font-weight:600;letter-spacing:-.3px;text-transform:none;font-family:"Pretendard Variable",sans-serif;}

/* ===== HERO (matt형) ===== */
.hero{padding:28px 20px 40px;background:#fff;}
.hero__inner{position:relative;overflow:hidden;max-width:1280px;margin:0 auto;padding:56px;min-height:520px;border-radius:26px;background:var(--hero-tint);display:flex;align-items:center;}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;z-index:0;}
.hero__inner::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,14,12,.62) 0%,rgba(10,14,12,.42) 46%,rgba(10,14,12,.08) 78%);z-index:1;}
.hero-text-box{position:relative;z-index:2;max-width:520px;}
.hero-eyebrow{display:inline-block;padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.16);color:#fff;font-size:13px;font-weight:600;letter-spacing:.4px;margin:0 0 18px;}
.hero h1{font-size:44px;font-weight:700;color:#fff;letter-spacing:-.3px;line-height:1.32;margin:0 0 14px;}
.hero-sub{font-size:16px;line-height:28px;color:rgba(255,255,255,.88);max-width:440px;margin:0 0 24px;}
.hero-cta{display:flex;gap:12px;margin:0 0 24px;}
.btn-fill{height:48px;padding:14px 26px;border-radius:999px;background:var(--accent);color:#fff;font-size:15px;font-weight:600;letter-spacing:-.3px;display:inline-flex;align-items:center;}
.btn-line{height:48px;padding:14px 26px;border-radius:999px;background:transparent;color:var(--text);border:1px solid var(--text);font-size:15px;font-weight:600;letter-spacing:-.3px;display:inline-flex;align-items:center;}
.hero-text-box .btn-line{color:#fff;border-color:rgba(255,255,255,.7);}
.hero-checks{display:flex;gap:20px;padding:18px 0 0;margin:0;font-size:14px;color:rgba(255,255,255,.82);list-style:disc inside;}

@media (max-width:767px){
  .hero__inner{padding:28px 24px;min-height:440px;border-radius:20px;}
  .hero__inner::after{background:linear-gradient(180deg,rgba(10,14,12,.3) 0%,rgba(10,14,12,.72) 70%);}
  .hero-text-box{max-width:100%;}
  .hero h1{font-size:32px;}
}

/* ===== page-hero (서브페이지) ===== */
.page-hero{position:relative;z-index:0;min-height:420px;overflow:hidden;display:flex;align-items:center;justify-content:center;text-align:center;}
.page-hero .bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.page-hero::after{content:"";position:absolute;inset:0;background:rgba(19,19,19,.5);pointer-events:none;z-index:0;}
.page-hero .copy{position:relative;z-index:1;color:#fff;pointer-events:none;}
.page-hero .copy .hero-eyebrow{background:rgba(255,255,255,.16);color:#fff;}
.page-hero h1{color:#fff;font-size:38px;font-weight:800;margin:0;}
.page-hero.small{min-height:280px;}

.hero-panel{max-width:1280px;margin:40px auto;padding:48px 56px;background:var(--hero-tint);border-radius:26px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.hero-panel img{border-radius:16px;width:100%;object-fit:cover;max-height:360px;}
@media (max-width:767px){
  .hero-panel{grid-template-columns:1fr;padding:28px 24px;margin:24px auto;}
  .page-hero h1{font-size:28px;}
}

/* ===== sections ===== */
section{padding:96px 0;}
.section-label{font-size:14px;font-weight:700;letter-spacing:1px;color:var(--accent);margin:0 0 12px;}
.section-title{font-size:30px;font-weight:700;margin:0 0 14px;}
.section-lead{font-size:16px;max-width:640px;color:var(--muted);margin:0 0 40px;}

/* ABOUT */
#about{background:var(--mid4);}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.about-grid p{color:var(--muted);font-size:16px;line-height:1.8;margin:0 0 16px;}
@media (max-width:900px){.about-grid{grid-template-columns:1fr;}}

/* SERVICE - info-topcard variant */
#service{background:#fff;}
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px 24px;position:relative;overflow:hidden;}
.svc-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--accent);}
.svc-icon{display:block;width:44px;height:44px;flex-shrink:0;overflow:hidden;color:var(--accent);margin-bottom:18px;}
.svc-icon svg{display:block;width:100%;height:100%;max-width:44px;max-height:44px;}
.svc-card h3{font-size:18px;margin:0 0 8px;}
.svc-card p{font-size:14px;color:var(--muted);margin:0;line-height:1.7;}
@media (max-width:900px){.service-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:767px){.svc-icon{width:36px;height:36px;}.svc-icon svg{max-width:36px;max-height:36px;}}

/* CASES */
#cases{background:var(--mid3);}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.case-card{background:#fff;border-radius:16px;overflow:hidden;transition:transform .2s;}
.case-card:hover{transform:scale(1.03);}
.case-card .thumb{aspect-ratio:16/10;overflow:hidden;}
.case-card .thumb img{width:100%;height:100%;object-fit:cover;}
.case-card .body{padding:20px;}
.case-card h3{font-size:18px;margin:0 0 8px;}
.case-card p{font-size:14px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.case-more{text-align:center;margin-top:36px;}
@media (max-width:900px){.case-grid{grid-template-columns:1fr;}}

/* PROCESS */
#process{background:#fff;}
.process-list{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);}
.process-item{padding:28px 20px 28px 24px;border-right:1px solid var(--line);}
.process-item:first-child{padding-left:0;}
.process-item:last-child{border-right:none;}
.pnum{color:var(--accent);font-weight:700;font-size:13px;display:block;margin-bottom:10px;}
.process-item h3{font-size:18px;margin:0 0 8px;}
.process-item p{font-size:14px;color:var(--muted);margin:0;}
@media (max-width:767px){.process-list{grid-template-columns:1fr 1fr;}.process-item{border-right:none;border-bottom:1px solid var(--line);padding-left:0 !important;}}

/* REGION LIST */
#region{background:var(--mid8);}
.region-grid{display:flex;flex-wrap:wrap;gap:10px;}
.region-chip{padding:10px 18px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:14px;}
.region-chip:hover{border-color:var(--accent);color:var(--accent);}

/* FAQ */
#faq{background:#fff;}
.faq-item{border-bottom:1px solid var(--line);padding:22px 0;}
.faq-item summary{cursor:pointer;font-size:17px;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";font-size:22px;color:var(--accent);}
.faq-item[open] summary::after{content:"−";}
.faq-item p{margin:14px 0 0;color:var(--muted);font-size:15px;line-height:1.8;}

/* CLOSING (상단 히어로와 동일한 카드 사이즈) */
.closing-wrap{padding:28px 20px 40px;background:#fff;}
.closing{position:relative;max-width:1280px;margin:0 auto;min-height:520px;border-radius:26px;display:flex;align-items:center;justify-content:center;overflow:hidden;}
.closing img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.closing::after{content:"";position:absolute;inset:0;background:rgba(19,19,19,.55);}
.closing-copy{position:relative;z-index:1;text-align:center;color:#fff;padding:0 24px;}
.closing-copy h2{font-size:34px;font-weight:700;margin:0 0 18px;}
.closing-copy .quote{font-size:16px;color:rgba(255,255,255,.85);margin:0 0 30px;font-style:italic;}
.closing-copy .btn-outline{display:inline-flex;height:52px;padding:14px 34px;border:1px solid #fff;color:#fff;border-radius:0;font-size:15px;font-weight:600;align-items:center;}
@media (max-width:767px){
  .closing-wrap{padding:28px 24px;}
  .closing{min-height:440px;border-radius:20px;}
  .closing-copy h2{font-size:24px;}
}

/* CASE DETAIL */
.case-body{max-width:640px;margin:48px auto 0;text-align:center;padding:0 24px 60px;}
.case-body .photo{border-radius:18px;overflow:hidden;background:var(--mid2);}
.case-body .photo img{width:100%;height:auto;object-fit:contain;}
.case-body .frame-label{font-size:13px;color:#888;margin:16px 0 8px;}
.case-body h2{font-size:28px;font-weight:700;margin:0 0 24px;}
.case-body .desc{text-align:left;font-size:16px;line-height:1.9;color:var(--text);}
.back-link{text-align:center;padding:0 0 60px;}
.back-link a{font-size:15px;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:2px;}

/* CASE LIST editorial-card */
#case-list-wrap{padding:60px 0 100px;}
.list-intro{text-align:center;max-width:640px;margin:0 auto 48px;color:var(--muted);}
.editorial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.editorial-card{background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--line);transition:transform .2s;}
.editorial-card:hover{transform:scale(1.02);}
.editorial-card .thumb{aspect-ratio:16/10;overflow:hidden;}
.editorial-card .thumb img{width:100%;height:100%;object-fit:cover;}
.editorial-card .meta{padding:18px 20px;}
.editorial-card .tag{font-size:12px;font-weight:700;color:var(--accent);letter-spacing:.5px;text-transform:uppercase;margin-bottom:6px;display:block;}
.editorial-card h3{font-size:17px;margin:0 0 6px;}
.editorial-card p{font-size:13px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
@media (max-width:900px){.editorial-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:600px){.editorial-grid{grid-template-columns:1fr;}}

.pagination{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:48px;flex-wrap:wrap;}
.pagination .page-num,.pagination .page-btn{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 10px;border-radius:999px;font-size:14px;font-weight:600;color:var(--text);border:1px solid var(--line);background:#fff;}
.pagination .page-num.is-active{background:var(--accent);border-color:var(--accent);color:#fff;}
.pagination .page-btn.is-disabled{opacity:.4;pointer-events:none;}

/* FOOTER */
footer.site-footer{background:#fff;border-top:1px solid var(--line);padding:56px 0 100px;}
.footer-grid{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;}
.footer-biz{font-size:13px;color:var(--muted);line-height:1.9;max-width:560px;}
.footer-biz strong{color:var(--text);}
.footer-links{display:flex;flex-direction:column;gap:10px;font-size:14px;}
.footer-bottom{margin-top:32px;padding-top:24px;border-top:1px solid var(--line);font-size:12px;color:var(--muted);}
@media (max-width:767px){footer.site-footer{padding:40px 0 90px;}}

/* KEYWORD PAGE */
.lead-answer{font-size:17px;line-height:1.8;color:var(--text);max-width:760px;margin:0 0 8px;}
.kw-table{width:100%;border-collapse:collapse;font-size:14px;}
.kw-table th,.kw-table td{border:1px solid var(--line);padding:12px 16px;text-align:left;}
.kw-table th{background:#f7f7f7;font-weight:700;}
.kw-table td:first-child{font-weight:600;}

/* MOBILE BAR */
.mobile-bar{display:none;}
@media (max-width:767px){
  .mobile-bar{display:flex;position:fixed;bottom:0;left:0;right:0;height:60px;background:#fff;border-top:1px solid var(--line);z-index:300;}
  .mobile-bar a{flex:1;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;}
  .mobile-bar a:first-child{background:var(--accent);color:#fff;}
  body{padding-bottom:72px;}
}

/* FLOATING 상품보러가기 BUTTON */
.fab-product{position:fixed;right:24px;bottom:24px;z-index:301;display:inline-flex;align-items:center;justify-content:center;height:52px;padding:0 24px;border-radius:999px;background:var(--accent);color:#fff;font-size:15px;font-weight:700;letter-spacing:-.3px;box-shadow:0 12px 28px rgba(0,0,0,.22);white-space:nowrap;}
@media (max-width:767px){
  .fab-product{right:16px;bottom:76px;height:46px;padding:0 18px;font-size:14px;}
}

/* RELATED CASES (2 or 4 카드, 2열, 클릭 시 080 상품 페이지 새 탭) */
#related-cases{background:var(--mid3);}
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.related-card{background:#fff;border-radius:16px;overflow:hidden;border:1px solid var(--line);transition:transform .2s;}
.related-card:hover{transform:scale(1.02);}
.related-card .thumb{height:180px;overflow:hidden;}
.related-card .thumb img{width:100%;height:100%;object-fit:cover;}
.related-card h3{font-size:15px;font-weight:600;padding:14px 16px;}

/* generic responsive wrap */
@media (max-width:767px){
  section{padding:60px 0;}
  .related-grid{gap:12px;}
  .related-card h3{font-size:14px;padding:10px 12px;}

  /* 모바일 헤더 메뉴: 세로 스택 대신 가로 4칸, 넘치면 2줄 */
  header.site-header{height:auto;padding:14px 0;}
  .nav{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    width:100%;
    gap:8px 6px;
    font-size:12px;
    margin-top:12px;
  }
  .nav a{padding:8px 4px;text-align:center;border-radius:10px;background:var(--mid3);}
  .nav-cta{grid-column:span 2;background:var(--accent);color:#fff;}
  header .wrap{flex-wrap:wrap;}
}

/* GUIDE HUB */
#guide-hub{padding:80px 0;}
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;max-width:1180px;margin:0 auto;}
.guide-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;transition:transform .2s;}
.guide-card:hover{transform:scale(1.02);}
.guide-card .thumb{aspect-ratio:16/10;overflow:hidden;}
.guide-card .thumb img{width:100%;height:100%;object-fit:cover;}
.guide-card .body{padding:20px;}
.guide-card h3{font-size:18px;margin:0 0 8px;}
.guide-card p{font-size:14px;color:var(--muted);margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.guide-card .more{font-size:14px;font-weight:600;color:var(--accent);}
@media (max-width:900px){.guide-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:767px){.guide-grid{grid-template-columns:1fr;gap:16px;}#guide-hub{padding:48px 0;}.guide-card h3{font-size:16px;}}

.service-grid{grid-template-columns:repeat(2,1fr);}
.service-grid .svc-card{padding:40px 28px;}
.svc-more{margin-top:28px;text-align:center;}
.svc-more summary{cursor:pointer;display:inline-block;padding:12px 28px;border:1px solid var(--line);border-radius:999px;font-weight:600;}
.svc-more .service-grid{margin-top:28px;grid-template-columns:repeat(2,1fr);max-width:calc(66.66% - 10px);margin-left:auto;margin-right:auto;text-align:left;}
.case-body h1{font-size:28px;font-weight:700;margin:0 0 24px;word-break:keep-all;}
@media (max-width:900px){.svc-more .service-grid{grid-template-columns:1fr;max-width:none;}}
@media (max-width:560px){.service-grid{grid-template-columns:1fr;}}
.svc-photo{aspect-ratio:4/3;overflow:hidden;border-radius:14px;margin-bottom:18px;background:var(--mid2);}
.svc-photo img{width:100%;height:100%;object-fit:cover;object-position:center 35%;display:block;}
.service-grid .svc-card{padding:20px 20px 28px;}
a.svc-card{display:block;color:inherit;text-decoration:none;}
a.svc-card .more{display:inline-block;margin-top:10px;font-weight:600;color:var(--accent);}
.page-hero.plain{background:var(--accent);}
.page-hero.plain::after{display:none;}
.lead-split{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;align-items:center;}
.lead-split .lead-answer{max-width:none;margin:0;word-break:keep-all;}
.lead-photo{border-radius:18px;overflow:hidden;background:var(--mid2);aspect-ratio:4/3;}
.lead-photo img{width:100%;height:100%;object-fit:cover;object-position:center 35%;display:block;}
@media (max-width:900px){.lead-split{grid-template-columns:1fr;gap:20px;}}

/* GUIDE (DUI형 사례 상세) */
.g-sec{padding:40px 0 0;}
.g-sec-tight{padding-top:20px;}
.g-wrap{max-width:880px;}
.g-h2{font-size:26px;font-weight:700;margin:0 0 20px;}
.g-summary{background:var(--accent-soft);border:1px solid var(--accent);border-left:6px solid var(--accent);border-radius:14px;padding:28px 32px;}
.g-summary h2{font-size:20px;font-weight:700;color:var(--accent);margin:0 0 14px;}
.g-summary ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.g-summary li{display:flex;gap:10px;align-items:flex-start;font-size:16px;line-height:1.7;}
.g-ck{flex:0 0 auto;color:var(--accent);margin-top:4px;}
.g-toc{border:1px solid var(--line);border-radius:14px;padding:22px 28px;background:#fff;}
.g-toc-title{font-size:14px;font-weight:700;letter-spacing:1px;color:var(--accent);margin:0 0 12px;}
.g-toc ol{margin:0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:8px;counter-reset:toc;}
.g-toc li{counter-increment:toc;}
.g-toc a{display:inline-flex;gap:8px;align-items:center;padding:8px 16px;border-radius:999px;background:var(--mid3);border:1px solid var(--line);font-size:15px;font-weight:600;}
.g-toc a::before{content:counter(toc,decimal-leading-zero);color:var(--accent);font-weight:700;font-size:13px;}
.g-toc a:hover{background:var(--accent);color:#fff;}
.g-toc a:hover::before{color:#fff;}
.g-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.g-cards.n1{grid-template-columns:1fr;}.g-cards.n2{grid-template-columns:repeat(2,1fr);}.g-cards.n3{grid-template-columns:repeat(3,1fr);}
.g-card{background:#fff;border:1px solid var(--line);border-top:4px solid var(--accent);border-radius:14px;padding:24px 20px;text-align:center;}
.g-card strong{display:block;font-size:34px;font-weight:700;color:var(--accent);line-height:1.2;margin-bottom:8px;}
.g-card span{display:block;font-size:14px;color:var(--muted);line-height:1.5;}
.g-body{font-size:17px;line-height:1.9;margin:0;}
.g-table-wrap{overflow-x:auto;}
.g-table th[scope=row]{background:var(--mid3);width:28%;font-weight:700;}
.g-hook{background:var(--accent);color:#fff;margin-top:56px;padding:48px 0;}
.g-hook-in{display:flex;gap:32px;align-items:center;justify-content:space-between;}
.g-hook-eyebrow{font-size:14px;font-weight:700;letter-spacing:1px;opacity:.8;margin:0 0 8px;}
.g-hook-text{font-size:24px;font-weight:700;line-height:1.5;margin:0;}
.g-hook-btn{flex:0 0 auto;display:inline-flex;gap:8px;align-items:center;height:52px;padding:0 28px;border-radius:999px;background:#fff;color:var(--accent);font-size:16px;font-weight:700;}
.g-myths{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.g-myth{background:var(--mid4);border:1px solid var(--line);border-radius:14px;padding:24px;}
.g-myth-no{display:block;font-family:"Barlow Condensed",sans-serif;font-size:44px;font-weight:700;line-height:1;color:var(--accent);margin-bottom:10px;}
.g-myth h3{font-size:18px;margin:0 0 8px;}
.g-myth p{font-size:15px;color:var(--muted);margin:0;line-height:1.7;}
.g-sec + #process,.g-hook + #faq,.g-hook + #process{margin-top:0;}
@media (max-width:900px){.g-cards{grid-template-columns:repeat(2,1fr);}.g-cards.n3{grid-template-columns:repeat(2,1fr);}}
@media (max-width:767px){
  .g-sec{padding-top:28px;}
  .g-summary{padding:22px 20px;}
  .g-hook{margin-top:40px;padding:36px 0;}
  .g-hook-in{flex-direction:column;align-items:flex-start;gap:20px;}
  .g-hook-text{font-size:19px;}
  .g-hook-btn{width:100%;justify-content:center;}
  .g-myths{grid-template-columns:1fr;}
  .g-card strong{font-size:28px;}
  .g-h2{font-size:22px;}
}

/* lead: 사진 위, 문구 가운데 정렬 */
.lead-split{display:flex;flex-direction:column;gap:24px;align-items:center;text-align:center;}
.lead-split .lead-photo{order:-1;width:100%;max-width:760px;}
.lead-split .lead-answer{max-width:760px;margin:0 auto;}